RA-Tech recoil buffer v3 & super bolt experiment video

Here is the latest test video from RA-Tech:

Hi News Fairy, We have made a new test video.  RA TECH Recoil buffer ver.3 and super bolt experiment

[youtube http://www.youtube.com/watch?v=BZXRaaDV31I&hl=en&hd=1]

Regards, Beryl (RA-TECH)